Anatomy Exam

Front 1

all of the following are part of the integumentry system except the

Back 1

subcutaneous layer

Front 2

keratinocytes are the predominant cells in the

Back 2

epidermis

Front 3

what is the largest organ

Back 3

skin

Front 4

arrange the layers of the epidermis in order from most superficial to deepest

Back 4

startum cornuem, statum lucidium, stratum granulosum, stratum spinosum, stratum basale

Front 5

which of the following is present in thick skin but not in thin skin

Back 5

stratum lucidium

Front 6

all the following are functions of hair except

Back 6

increase in surface area

Front 7

is produced by sebacous glands that are, in most cases, attached to hair follicles

Back 7

sebum

Front 8

what is found at the ends of long bones

Back 8

articular cartilage

Front 9

which one of the following is not a function of bone

Back 9

heat production

Front 10

the epiphyseal plate

Back 10

consists of 4 zones ofcartilage

Front 11

the breakdown of bone matrix

Back 11

is accomplished by osteoclasts

Front 12

which of hte following is a type of joint that allows a wide range of motion

Back 12

synovial joint

Front 13

which type of joint allows the most types of movements

Back 13

ball and socket joints

Front 14

when extracellular matrix completely surrounds the osteoblasts it becomes an

Back 14

osteocyte

Front 15

which of the followung is a saddle joint

Back 15

thumb

Front 16

what does bone store

Back 16

calcium phosphate

Front 17

which of the following hormones will increase blood calcium

Back 17

parathyroid hormone

Front 18

what is the neurotransmitter release at the neuromuscular junction

Back 18

acetycholine

Front 19

where are osteocytes located

Back 19

lacuna

Front 20

whic type of muscle has no striations

Back 20

smooth

Front 21

what affects skin color

Back 21

genetics, environment, physiological

Front 22

what does skin not do

Back 22

promote water loss

Front 23

layers of dense connective tissue that surround the entire muscle are called

Back 23

fascia

Front 24

hematopoiesis, the production of blood cells, occurs in the

Back 24

red bone marrow

Front 25

the site where the motor neuron and the muscle fiber meet is the

Back 25

neuromuscular junction

Front 26

whats is the difference between the origin and the insertion of a muscle

Back 26

the immovable end is the origin and the movable end is the insertion

Front 27

what shortens in the sliding filament theory of muscle contraction

Back 27

sarcomere

Front 28

compact bone is made up of

Back 28

tough tissue that looks solid

Front 29

skeletal muscle

Back 29

is striated, is largley under voluntay control.( a and b are correct

Front 30

are composed primarily of myosin

Back 30

thick filaments

Front 31

are composed of actin, troponin and tropomyosin

Back 31

thin filaments

Front 32

which of the following does not happen during a muscle contraction

Back 32

the thick and thin filaments shorten

Front 33

how do mscle fibers produce ATP

Back 33

from creatine phosphate, through anaerobic cellular respiration, through aerobic cellular respiration(a, b and c are correct.)

Front 34

oocurs when additional stimuli arrive before the fiber has relxed after the intial stimulus, usually result in subsequent contraction that are stronger than the 1st

Back 34

wave of summation in muscle fiber(a and b are correct)

Front 35

is autrohythmic, contains branched cells that are connected by intercalated discs, obtains ca+2 required for contraction from the sarcoplasmic reticulum and outside the cell, mantians contractions for longer period of time that skeletal muscle tissue

Back 35

cardiac muscle tissue( all of the above are correct

Front 36

both skeletal and ___ muslce are straited, but onky skeletal muscle is voluntarily controlled

Back 36

cardiac

Front 37

___ is a protein found in the sarcoplasm of skeletal muscle cells that binds and releases 02

Back 37

myoglobin

Front 38

____ muslce is nonstriated and not under voluntary control. it is found in blood vessels.

Back 38

smooth

Front 39

whic of the following cells would be expected to be most active in replacing bone matrix lost due to an injury

Back 39

osteoblasts

Front 40

canaliculi, osteocytes, lacunae, osteons

Back 40

associated with compact bone( all of the above )

Front 41

lubricates joints, helps absorb mechanical shocks, brings nutriets, and o2 to cartilage, removes wastes and co2 from cartilages

Back 41

synovial fluid( all of the above are correct

Front 42

hinge joints allow which of the following main types of movement

Back 42

flexion/extension

Front 43

planar joints allow which of the following main types of movement

Back 43

gliding

Front 44

the ___ protects skin and deeper tissues from germs, chemicals and heat

Back 44

epidermis

Front 45

the ___ produces melanin to help protect cell nuclei from uv damage

Back 45

melanocyte

Front 46

functional unit of compact bone

Back 46

osteons

Front 47

channels in bone matrix; allow ostecytes to communicate with each other

Back 47

canaliculi

Front 48

gaps in bone matrix which contain osteocytes

Back 48

lacunea

Front 49

the release of __ from the sarcoplasmic reticulum is the signal to start contraction

Back 49

calcium

Front 50

for muscle contraction to occur the sarcomere needs

Back 50

calcium and atp