Organization of the Human Brain

Prerequisites: define cell, tissue, organ, lobe, gray matter, white matter, skeletal muscle, smooth muscle, voluntary and involuntary control; able to describe basic structure of neuron; understanding of lab safety and use of dissection equipment

Table of Specifications

Organization of the Human Brain

Skill

Number

Questions listed by domain Type:

S, W,

or P*

Number of items for minimal mastery
1.0

2.0

3.0

4.0

5.0

Analysis

From memory, identify the physiological role of the cerebrum to the overall functioning of

the human body

From memory, identify the purpose of the diencephalons in the function of the brain

From memory, identify the importance of the cerebellum to the function of the human body

From memory, identify the role of the brain stem in the functioning of the human body

From memory, identify the overall function of the human brain

W

W

W

W

W

1

1

1

1

1

1.4

1.3

3.3

4.3

Given a list of sensory and motor functions of the cerebrum, distinguish the sensory functions

from the motor functions

Given a list of sensory and motor functions of the cerebrum, distinguish the motor functions

from the sensory functions

Given a list of examples and not-examples, classify the movements as subconscious motor

Control or conscious motor control

Given a list of examples and non-examples, identify the purpose of the brainstem in the overall

Functioning of the brain

S

S

S

S

1

1

4 out of 5

3

2.1.1

1.5.1

1.5

1.2

1.1

2.2

2.1

3.1

3.2

4.1

4.2

4.4.1

Application

Given a list of examples and non-examples, identify the parts of the diencephalons

Given a model or picture of a human brain, locate the longitudinal fissure

Given a picture of a human brain, distinguish a cerebral hemisphere from other parts of the brain

Given a preserved specimen of a sheep brain, determine the cerebrum

Given a preserved specimen of a sheep brain, demonstrate dissection of cerebrum

Given a preserved specimen of a sheep brain, demonstrate dissection of the diencephalon

Given a preserved specimen of a sheep brain, determine the diencephalons

Given a preserved specimen of a sheep brain, demonstrate dissection of the cerebellum

Given a preserved specimen of a sheep brain, determine the cerebellum

Given a preserved specimen of a sheep brain, demonstrate dissection of the brainstem

Given a preserved specimen of a sheep brain, determined the brainstem

Given a list of examples and non-examples, identify the parts of the brainstem

S

S

S

P

P

P

P

P

P

P

P

S

2

1

1

1

1

1

1

1

1

1

1

3

1.5.6

2.2.2

3.4.2

4.4.2

1.5.2

3.4

4.4

Comprehension

Given a model or picture of a human brain, identify the cerebral cortex

Given a model or picture of a human brain, locate the diencephalon

Given a model or picture of a human brain, locate the cerebellum

Given a model or picture of a human brain, locate the brainstem

Given a labeled model of a human brain, identify the parts of the cerebral cortex

Given examples and non-examples, determine the example of sequencing of muscle contraction

Given a model or picture of a human brain, identify the parts of the brainstem

S

S

S

S

W

S

S

1

1

1

1

2out of 3

1

1

1.5.7

1.5.8

1.5.3

1.5.4

1.5.5

2.2.3

3.4.3

4.5

4.3.1

Knowledge

Given alternative definitions, define cerebrum

Given alternative definitions, define cortex

Given alternative definitions, define fissure

Given alternative definitions, define suclus

Given alternative definitions, define gyrus

Given alternative definitions, define diencephalons

Given alternative definitions, define cerebellum

Given alternative definitions, define brainstem

Given alternative definitions, define crossing over

S

S

S

S

S

S

S

S

S

1

1

1

1

1

1

2

1

1

*Select (S), Write (W), or Perform (P)

The Brain Unit Post-Test

Use the above illustration to answer the questions 1-7:

1. What part of the brain is the colored portion in the illustration?

a. cerebral cortex b. cerebellum c. brainstem d. diencephalon

2. The cerebellum is number

a. 1 b. 3 c. 4 d. 5

3. The brainstem is number

a. 2 b. 6 c. 3 d. 4

4. The part of the brain located at number 1 is the ______________________ .

5. The part of the brain located at number 6 is the ______________________ .

6. The part of the brain located at number 5 is the ______________________ .

7. The part of the brain located at number 2 is the ______________________ .

Determine whether each of the listed functions of the cerebrum is a sensory or motor functions. Write an S for Sensory and M for Motor in the blank beside the function.

8. ___ You reach to touch a pan on the stove, but jerk your hand away because it is hot.

9. ___ Your pupils dilate when you enter a bright room.

10. ___You close your eyes to block out the overhead light so you can sleep.

11. ___ You flex your arm when getting blood drawn.

12. ___ You heart speeds up when watching a suspenseful movie.

Determine whether the following cerebellum functions are subconscious or conscious. Write an S for subconscious and C for conscious.

13. ___ Holding your breath when you go underwater

14. ___ Controlling your balance while walking

15. ___ Moving your diaphragm as you breathe

16. ___ Salivating when you smell your favorite food

17. ___ Squinting your eyes to see something far away

Match the definition to the correct term. Each term may be used once, more than once, or not at all.

18. ___ front half of the brain a. cerebellum

19. ___ folded tissue covering the brain b. brainstem

20. ___ folds in the cortex c. gyri

21. ___ grooves between the folds in the cortex d. fissure

22. ___ groove that divides the brain into hemispheres e. sulci

23. ___ control center for subconscious motor functions g. cerebrum

24. ___ connects the brain to the spinal cord h. thalamus

i. cerebral cortex

Use the illustration to answer Questions 25-28

25. Where is the diencephalon located?

a. 1 b. 6 c. 3 d. 5

26. The medulla is located at

a. 2 b. 4 c. 1 d. 3

27. The pons is located at

a. 6 b. 3 c. 2 d. 5

28. Where is the midbrain located?

a. 5 b. 4 c. 2 d. 3

Use the image below to answer questions 29 -31.

29. What part of the brain does the number 1 identify?

a. right cerebral hemisphere b. medulla c. pons d. sulci

30. What part of the brain does the number 2 identify?

a. lateral fissure b. cerebellum c. longitudinal fissure d. medulla

31. What number identifies the longitudinal fissure?

a. 1 b. 3 c. 4 d. 5

32. The overall purpose of the medulla oblongata is which of the following:

a. controls the respiratory, motor and cardiac functions

b. involved in the function of sleep

c. involved in the function of vision and hearing

d. controls balance and equilibrium

33. The overall purpose of the midbrain is which of the following:

a. controls the respiratory, motor and cardiac functions

b. involved in the function of sleep

c. involved in the function of vision and hearing

d. controls balance and equilibrium

34. The overall purpose of the pons is which of the following:

a. controls the respiratory, motor and cardiac functions

b. involved in the function of sleep

c. involved in the function of vision and hearing

d. controls balance and equilibrium

35. Of the choices below, identify one part of the diencephalon:

a. hypothalamus

b. pons

c. cortex

d. sulci

36. Of the choices below, identify one part of the diencephalon:

a. medulla oblongata

b. thalamus

c. longitudinal fissure

d. posterior lobe

37. In the choices below, identify the part of the brainstem:

a. pons b. cerebellum c. cerebrum

38. In the choices below, identify the part of the brainstem:

a. cortex b. midbrain c. fissure

39. In the choices below, identify the part of the brainstem:

a. spinal cord b. sulci c. medulla oblongata

40. Identify which of the following is the correct order of sequence for muscle contraction:

a. a contraction is initiated in the central nervous system, a motor neuron in the ventral is activated, the Ca2+ channels open, Ach vesicles travel across the synaptic cleft, Ca2+ releases from the sacroplasmic reticulum, actin combines with myosin-ATP, actin and myosin split, the filaments slide and the muscle shortens

b. a contraction is initiated in the central nervous system, a motor neuron in the ventral is activated, the Ca2+ channels open, Ca2+ releases from the sacroplasmic reticulum, Ach vesicles travel across the synaptic cleft, actin and myosin split, actin combines with myosin-ATP, the filaments slide and the muscle shortens

c. a contraction is initiated in the central nervous system, a motor neuron in the ventral is activated, Ca2+ releases from the sacroplasmic reticulum, Ach vesicles travel across the synaptic cleft, the Ca2+ channels open, actin combines with myosin-ATP, actin and myosin split, the filaments slide and the muscle shortens

d. a motor neuron in the ventral is activated, a contraction is initiated in the central nervous system, Ca2+ releases from the sacroplasmic reticulum, Ach vesicles travel across the synaptic cleft, the Ca2+ channels open, actin combines with myosin-ATP, actin and myosin split, the filaments slide and the muscle shortens

41. Of the choices below, circle the definition of the diencephalon:

a. controls function of breathing and heart rate

b. controls the function of the thalamus and hypothalamus

c. connects the brain to the spinal cord

d. is located at the top of the brain

42. Of the choices below, circle the definition of the cerebellum:

a. contributes to coordination and equilibrium

b. consists of the medulla oblongata

c. connects the brain to the spinal cord

d. is located at the top of the brain

43. Of the choices below, circle the definition of crossing over:

a. occurs when impulses in the spinal cord pass to tracts that run to the brain

b. divides the brain into the left and right hemispheres

c. serves as a barrier that prevents fluid from reaching the brain

d. connects the lower part of the brain to the upper part of the brain

Answer the following essay questions:

44. How does the cerebrum physiologically effect the overall functioning of the human body?

45. Explain the roles of the diencephalons, cerebellum, and brainstem in the overall function of the brain.

46. Explain the overall function of the brain.

Explain the overall function of the human brain

5.0

Evaluate the physiological role of the

cerebrum in overall function of the body

1.0

4.0

Explain the purpose

of the diencephalon

2.0

Discuss the role of

the brainstem

4.0

Discuss the importance of the

cerebellum to the function of the

of the human body

3.0

2.0

Determine brainstem

on sheep brain

4.2

Demonstrate proper dissection of brainstem using sheep brain

4.1

Demonstrate proper dissection of diencephalons

using sheep brain

2.2

Determine diencephalons

on sheep brain

2.1

Explain the purpose of the brainstem in the overall function of the brain

4.3

Demonstrate proper dissection of cerebellum using sheep brain

3.2

On sheep brain,

determine cerebellum 3.1

3.2.1

Define

crossing

over

4.3.1

Explain sub-

conscious

motor control

3.3

Explain

Sequencing of muscle contraction

3.4

Identify parts of the brainstem on a model

4.4

Define cerebellum

3.4.3

List parts of diencephalons

2.1.1

Locate cerebellum on a

model

3.4.2

List the functions of the cerebellum

3.4.1

Locate the diencephalon on a model

2.2.2

List the parts of the brainstem

4..4.1

Locate the brainstem on a model

4.4.2

Define brainstem

4.5

Define diencephalon

2.2.3

Demonstrate proper dissection of

Cerebrum

1.1

Determine cerebrum on sheep brain

1..2

Explain sensory functions of the cerebrum

1.4

Explain motor functions of the cerebrum

1.3

Identify the hemispheres of the cerebrum on a model

1.5

Identify parts of the cerebral cortex on a model of the brain

1.5.2

Locate

longitudinal

fissure on a

model

1.5.1

Define sulcus

1.5.4

Define fissure

1.5.3

Define gyrus

1.5.5

Identify cerebral cortex on model

1.5.6

Define cerebrum

1.5.7

Define cortex

1.5.8

6.

5.

1.

4.

2.

3.

5.

6.

4.

3.

2.

1.

5.

2.

4.

3.

1

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