Question

1. the terms and phrases in the key relate to the muscle tissues. for each of the three muscle tissues, select the terms or phrases that characterize it, and write the corresponding letter of each term on the answer line.

key:
a. striated
b. branching cells
c. spindle - shaped cells
d. cylindrical cells
e. active during birth
f. voluntary
g. involuntary
h. one nucleus
i. many nuclei
j. forms heart walls
k. attached to bones
l. intercalated discs
m. in wall of bladder and stomach
n. moves limbs, produces smiles
o. arranged in sheets
skeletal muscle:
cardiac muscle:
smooth muscle:

Explanation:

Skeletal muscle is striated, voluntary, attached to bones, has many nuclei and moves limbs and produces smiles. Cardiac muscle forms heart walls, is striated, has branching cells, one nucleus and intercalated discs. Smooth muscle is involuntary, has spindle - shaped cells, one nucleus, is in the walls of bladder and stomach and arranged in sheets.

Answer:

Skeletal muscle: a, f, k, n
Cardiac muscle: a, b, h, j, l
Smooth muscle: g, c, m, o