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Worksheets

U7 (physiology) Review

Total questions: 41

Worksheet time: 21mins

Name
Class
Date
1.

muscle tissue in the heart

a)

cardiac

b)

smooth

c)

skeletal

2.

muscle tissue in hollow organs like the stomach, intestines, and urinary bladder

a)

cardiac

b)

smooth

c)

skeletal

3.

muscle tissue that attaches to bones

a)

cardiac

b)

smooth

c)

skeletal

4.

muscle tissue that has multiple nuclei

a)

cardiac

b)

smooth

c)

skeletal

5.

muscle tissue that performs peristalsis

a)

cardiac

b)

smooth

c)

skeletal

6.

muscle tissue that contains intercalated discs

a)

cardiac

b)

smooth

c)

skeletal

7.

muscle tissue that fatigues

a)

cardiac

b)

smooth

c)

skeletal

8.

outer layer of fascia that surrounds the entire muscle

a)

epimysium

b)

perimysium

c)

endomysium

9.

middle layer of fascia that surrounds each fascicle

a)

epimysium

b)

perimysium

c)

endomysium

10.

innermost layer of fascia that surrounds each muscle fiber

a)

epimysium

b)

perimysium

c)

endomysium

11.

a single muscle cell is called a...

a)

muscle fiber

b)

myofibril

c)

myofilament

d)

sarcomere

12.

a bundle of muscle fibers is called a...

a)

fascicle

b)

fascia

c)

sarcomere

d)

myofibril

13.

cord-like extension of connective tissue that connects mucle to bone to help with movement & flexibility

a)

tendon

b)

aponeurosis

14.

sheet-like extension of connective tissue that connects mucle to bone or skin to help with structure & stability

a)

tendon

b)

aponeurosis

15.

the rod-like organelle in muscle fibers that contains myofilaments

a)

myofibril

b)

actin

c)

myosin

d)

sarcomere

16.

the part of a myofibril that contracts / extends from z-line to z-line

a)

sarcomere

b)

sarcolemma

c)

sarcoplasm

d)

myofilament

17.

each sarcomere is made of many ________ / we have 2 types: actin & myosin

a)

myofilaments

b)

myofibrils

c)

sarcolemma

d)

fascia

18.

specific neurotransmitter than controls muscle contraction

a)

acetylcholine

b)

cholinesterase

c)

acetabulum

d)

epinephrine

19.

cell membrane of a muscle fiber

a)

sarcolemma

b)

sarcomere

c)

T-tubule

d)

sarcoplasmic reticulum (SR)

20.

specialized part of the cell membrane of a muscle fiber that contains receptors to receive incoming signals from the nerve

a)

sarcolemma

b)

motor end plate

c)

T-tubule

d)

sarcoplasmic reticulum (SR)

21.

where is calcium released from?

a)

sarcoplasmic reticulum (SR)

b)

t-tubules

c)

motor end plate

d)

synaptic vesicles

22.

do myosin and actin shorten or do they slide past each other?

a)

they shorten

b)

they slide past each other

23.

area of a sarcomere where actin is anchored

a)

z-line

b)

m-line

c)

a-band

d)

i-band

e)

h-zone

24.

area of a sarcomere where myosin is anchored

a)

z-line

b)

m-line

c)

a-band

d)

i-band

e)

h-zone

25.

area of a sarcomere where there is only actin filaments

a)

z-line

b)

m-line

c)

a-band

d)

i-band

e)

h-zone

26.

area of a sarcomere within the a-band where there is only myosin filaments

a)

z-line

b)

m-line

c)

a-band

d)

i-band

e)

h-zone

27.

area of a sarcomere from M-line to end of myosin filament (contains overlap of actin and mysin as well as myosin only)

a)

z-line

b)

m-line

c)

a-band

d)

i-band

e)

h-zone

28.

how many ATP does phosphocreatine make from 1 ADP?

a)

1

b)

2

c)

5

d)

36

29.

how many ATP does anaerobic glycolysis make from 1 glucose?

a)

1

b)

2

c)

5

d)

36

30.

how many ATP does aerobic respiration make from 1 glucose?

a)

1

b)

2

c)

5

d)

36

31.

where does anaerobic respiration occur?

a)

cytoplasm

b)

mitochondria

32.

where does aerobic respiration occur?

a)

cytoplasm

b)

mitochondria

33.

pyruvate (made by glycolysis) turns into what in the presence of oxygen?

a)

ATP

b)

lactic acid

c)

glucose

d)

acetylCoA

34.

pyruvate (made by glycolysis) turns into what in the absence of oxygen?

a)

ATP

b)

lactic acid

c)

glucose

d)

acetylCoA

35.

lactic acid gets turned into lactate. How is it transported away from muscles?

a)

blood

b)

nerves

c)

synaptic vesicles

d)

calcium

36.

gluconeogenesis is the process of turning lactic acid/lactate back into glucose. where does this occur?

a)

liver

b)

muscles

c)

stomach

d)

heart

37.

which way to make ATP is this: uses glycolysis, creates 2 ATP and 2 pyruvate, may create lactic acid, can only use carbohydrates

a)

anaerobic respiration

b)

aerobic respiration

38.

which way to make ATP is this: uses Krebs & ETC, creates about 36 ATP, also creates CO2 & H2O, can use carbohydrates/lipids/or proteins

a)

anaerobic respiration

b)

aerobic respiration

39.

name of molecule in blood (on RBC's) that hold oxgen while it is in transport

a)

myoglobin

b)

hemoglobin

c)

albumin

d)

globulin

40.

name of molecule in muscles that can temporarily hold oxygen & gives muscle its color

a)

myoglobin

b)

hemoglobin

c)

albumin

d)

globulin

41.

motor (efferent) neuron and the group of muscle fibers that it controls is a...

a)

motor unit

b)

fascicle

c)

myofibril

d)

sarcomere