Chapter 14 &15: Brain and ANS

Question 1

What are the four regions of the brain?

Answer 1

Question 2

What are the surface marking of the brain and the five lobes?

Answer 2

Question 3

Label the brain

Answer 3

Question 4

Label the missing pieces

Answer 4

Question 5

Superficial layer of gray matter

Answer 5

cerebral cortex

Question 6

Each hemisphere connects to ___ side of the body

Answer 6

contralateral

Question 7

Three connective tissue membranes that envelop the brain

Answer 7

meninges

Question 8

What are the three meninges of the brain?

Answer 8

1. dura mater ( periosteal layer and meningeal layer)
2. arachnoid mater
3. pia mater

Question 9

Label the ventricles

Answer 9

Question 10

Explain the production, circulation, and function of CSF in the brain.

Answer 10

Question 11

What is important in maintaining balance?

Answer 11

Cerebellum

Question 12

What are the three parts of the diencephalon? location? function?

Answer 12

1. Thalamus - information relay station for sleep, wakefulness, learning, and memory
2. Hypothalamus- manages temperature, sex drive, BP, sleep
3. Epithalamus - limbic system for othe parts of the brain, secretion of melatonin, regulates motor pathways

Question 13

What are the five lobes of the body and their functions?

Answer 13

Question 14

Which lobe of the brain is responsible for task management and voluntary motor control?

Answer 14

Frontal lobe

Question 15

Which lobe of the brain is responsible for visceral sensation detection and integration?

Answer 15

Insula

Question 16

Which lobe of the brain is responsible somatic sensation detection and integration?

Answer 16

parietal lobe

Question 17

What is the occipital lobe responsible for?

Answer 17

visual

Question 18

what is the temporal lobe responsible for?

Answer 18

hearing, smell, learning, memory

Question 19

What are the higher brain functions?

Answer 19

Question 20

The functions of the brain involve interactions between _____

Answer 20

cerebral cortex, basal nuclei, brainstem, cerebellum

Question 21

Label the gyrus and sulcus

Answer 21

Question 22

The primary somatosensory cortex

Answer 22

postcentral gyrus

Question 23

the primary motor cortex

Answer 23

precentral gyrus

Question 24

What is the functional difference btw the right and left hemispheres of the brain?

Answer 24

Question 25

Which nerve does not connect the brain to the structures of the head and neck?

Answer 25

Vagus nerve (x)

Question 26

most cranial nerves carry fibers btw the brain stem called?

Answer 26

ipsilateral receptors and effectors

Question 27

List the cranial nerves and their functions

Answer 27

Question 28

ANS is _ of our will and regulates ___

Answer 28

independent HR, BP, body temperature

Question 29

What is the ANS also known as?

Answer 29

Visceral nervous system

Question 30

unconscious, automatic, sterotyped response to stimulation involving visceral receptors and effectors

Answer 30

visceral reflexes

Question 31

What are the components of the visceral reflex arc?

Answer 31

Question 32

nerve endings that detect stretch, tissue damage, blood chemicals, body temperture, and other internal stimul

Answer 32

receptors

Question 33

lead to CNS

Answer 33

afferent neurons

Question 34

interneurons in the CNS

Answer 34

integrating center

Question 35

carry motor signals (via ANS) away from the CNS

Answer 35

efferent neurons

Question 36

carry out end reponse

Answer 36

effectors (can be cardiac, smooth, or gland)

Question 37

Explain a Baroreflex

Answer 37

Question 38

What are the two divisions of the ANS?

Answer 38

Question 39

prepares body for physical activity

Answer 39

sympathetic division

Question 40

calms many body functions reducing energy expenditure and assists in bodily maintenance

Answer 40

Parasympathetic division

Question 41

normal background rae of activity that represents the balance of the two systems according to the body's needss

Answer 41

autonomic tone

Question 42

What is the parasympathetic and sympathetic tone?

Answer 42

Question 43

___ divison excites the heart but inhibits digestive and urinary function, while ____ has the opposite effect

Answer 43

sympathetic parasympathetic

Question 44

Explain the comparions of somatic and autonomic efferent pathways and the neurotransmitters

Answer 44

Question 45

division with long preganglionic, short postganglionic

Answer 45

Craniosacral Division

Question 46

Division with short preganglionic, long post ganglionic

Answer 46

Thoracolumbar Division