Chapter 1 & 2

Question 1

the motor division of the autonomic nervous system that is active during periods of threat

Answer 1

sympathetic nervous system

Question 2

the _______ releases hormones that influence energy metabolism, mineral balance, and reproductive behavior

Answer 2

adrenal cortex

Question 3

the _____ secretes releasing hormones

Answer 3

hypothalamus

Question 4

the _____ is the major division of the peripheral nervous system that participates in the regulation of the body’s internal environment

Answer 4

autonomic nervous system

Question 5

the H-shaped area of tissue in the core of the spinal cord is referred to as in the spinal

Answer 5

gray matter

Question 6

the ____ secretes tropic hormones

Answer 6

pituitary

Question 7

nerves that carry signals toward a structure are said to be ______ with respect to that structure

Answer 7

afferent

Question 8

the _________ increases the heart rate, stimulates adrenaline secretion from the adrenal medulla, and decreases salivation

Answer 8

sympathetic nervous system

Question 9

the nerves of the _______ division of the ANS leave the CNS from the brain and the sacral region of the spinal cord

Answer 9

parasympathetic

Question 10

2 important glands are visible on the underneath surface of the brain. the ______ is suspended by a stalk from the ____

Answer 10

pituitary. hypothalamus

Question 11

sensory nerves enter the spinal cord via the ____ roots; motor nerves exit via the _____ roots

Answer 11

dorsal. ventral.

Question 12

all ______ glands release hormones into the blood stream

Answer 12

endocrine

Question 13

SNS activity causes the adrenal ____ to release hormones, such as adrenaline, which have effects similar to those of the SNS

Answer 13

medulla

Question 14

there are two kinds of fibers in the peripheral nervous system; sensory nerves and ____

Answer 14

motor

Question 15

most brain slices are cut in one of three different ____ which are at right angles to each other

Answer 15

planes

Question 16

unilateral input to a brain structure is either contralateral or _____

Answer 16

ipsilateral

Question 17

the ____ or frontal plane is perpendicular to both the horizontal and sagittal planes

Answer 17

coronal

Question 18

any ____ section separates the anterior part of the brain from the posterior part

Answer 18

coronal

Question 19

any _____ section separates the ventral part of the brain from the dorsal part

Answer 19

horizontal

Question 20

any ____ section of the brain separates the left ear from the right ear

Answer 20

sagittal

Question 21

the anatomy of the spinal cord is usually studied in a series of ____ sections

Answer 21

cross

Question 22

all contralateral fibers must ____

Answer 22

decussate

Question 23

in dogs, the direction toward the top of head is referred to as ___

Answer 23

dorsal

Question 24

in humans, the direction toward the back of the brain is referred to as

Answer 24

posterior

Question 25

toward the midsagittal plane is referred to as ____

Answer 25

medial

Question 26

away from the midsagittal plane is referred to as

Answer 26

lateral

Question 27

the nose is ____ anterior to the back of the head in humans & dogs

Answer 27

anterior

Question 28

in primates, ventral parts of the brain are often referred to as ___

Answer 28

interior

Question 29

in humans, the tip of the nose is inferior medial, and ____ to the eyes

Answer 29

anterior

Question 30

in primates but not in other vertebrates, the direction toward the top of the head is often referred to as _____

Answer 30

superior

Question 31

a section cut form the plane that divides the brain into equal left and right halves. is called ______ section

Answer 31

midsagittal

Question 32

a lesion to both sides of the brain is said to be _____ lesion

Answer 32

bilateral

Question 33

a pathway from the right hand to left side of the brain is said to be a ______ pathway

Answer 33

contralateral

Question 34

posterior is also known as ____

Answer 34

caudal

Question 35

anterior is also known as ____

Answer 35

rostral