Question

1. ________ are two bones that form the sides and top of the skulls cranium.

a) occipital bones c) parietal bones
b) frontal bones d) temporal bones

1. ________ bones, also called cheekbones or malar bones, form the prominence of the cheeks and outer parts of the eye sockets.

a) lacrimal c) zygomatic
b) temporal d) maxillae

1. the uppermost and largest bone in the arm, extending from the elbow to the shoulder, is called the ________.

a) radius c) humerus
b) ulna d) phalanges

1. voluntary muscles (striated) are ________.

a) muscles found only in the heart
b) controlled by the autonomic nervous system
c) muscles that a person can control at will
d) responsible for controlling body functions such as digestion

1. identify a true statement about origin, which is one of the three parts of a muscle.

a) it is the movable part of the muscle anchored to the bone.
b) it is attached farthest from the skeleton.
c) it is the middle part of the muscle.
d) it is anchored to the bone.

1. the broad muscle that extends from the pectoral and deltoid muscles to the side of the chin and is responsible for lowering the lower jaw and lip is called the ________.

a) occipitalis c) sternocleidomastoideus
b) platysma d) frontalis

Explanation:

1. The parietal bones form the sides and top of the skull's cranium.
2. Zygomatic bones are also called cheekbones or malar bones and form the prominence of the cheeks and outer parts of the eye - sockets.
3. The humerus is the uppermost and largest bone in the arm, extending from the elbow to the shoulder.
4. Voluntary muscles (striated) are muscles that a person can control at will.
5. The origin of a muscle is anchored to the bone.
6. The platysma is the broad muscle that extends from the pectoral and deltoid muscles to the side of the chin and is responsible for lowering the lower jaw and lip.

Answer:

1. C. Parietal bones
2. C. Zygomatic
3. C. humerus
4. C. muscles that a person can control at will
5. D. It is anchored to the bone.
6. B. platysma