Skeletal System QUestions

Objective Questions

Starting from the skull end, the vertebrae are arranged in the following order:

(A) Axis, atlas, cervical, thoracic, and lumbar (B) Atlas, cervical, axis, thoracic, and lumbar (C) Atlas, axis, thoracic, cervical, and lumbar (D) Atlas, axis, cervical, thoracic, and lumbar (E) Atlas, thoracic, cervical, axis, and lumbar

Correct Answer: (D) Atlas, axis, cervical, thoracic, and lumbar

The axial skeleton of a mammal does not include the bones of the:

Correct Answer: (C) Limbs

Muscles are indirectly attached to bones by means of:

(A) Ligaments (B) Membranes (C) Tendons (D) Sutures

Correct Answer: (C) Tendons

The bone of the neck on which the skull rests is known as the:

(A) Odontoid process (B) Axis (C) Atlas (D) Occipital condyle

Correct Answer: (C) Atlas

Use the diagram to answer number 5 and 6

The part labeled 3 is the:

(A) Cartilage (B) Ligament (C) Synovial fluid (D) Bone

Correct Answer: (C) Synovial fluid

The function of the part labeled 1 is to:

(A) Secrete a fluid which lubricates the joint (B) Attach muscles to the bones at the joint (C) Bend the bones at the joint (D) Hold the joint in place

Correct Answer: (A) Secrete a fluid which lubricates the joint

A band of connective tissue linking two bones in a joint is known as:

(A) Tendon (B) Cartilage (C) Synovial membrane (D) Ligament

Correct Answer: (D) Ligament

The appendicular skeleton is composed of the:

(A) Pelvic girdle, fore and hind limbs (B) Pelvic girdle and fore limbs (C) Lumbar vertebrae and pelvic girdle (D) Lumbar vertebrae, fore and hind limbs

Correct Answer: (A) Pelvic girdle, fore and hind limbs

Which of the following is not a function of the mammalian skeleton?

(A) Protection (B) Respiration (C) Transportation (D) Support

Correct Answer: (C) Transportation

The organism that has a hydrostatic skeleton is:

(A) Tilapia (B) Hydra (C) Mosquito larva (D) Earthworm

Correct Answer: (B) Hydra

The chitin in the exoskeleton of many arthropods is strengthened by:

(A) Calcium compounds (B) Organic salts (C) Lipids (D) Proteins

Correct Answer: (A) Calcium compounds

The scapula and the ischium are part of the:

(A) Pectoral girdle (B) Pelvic girdle (C) Appendicular skeleton (D) Hind limb

Correct Answer: (B) Pelvic girdle

Which of the following has no skeleton at all?

(A) Starfish (B) Sponge (C) Jellyfish (D) Silverfish

Correct Answer: (B) Sponge

How many bones are there in the human body?

(A) 187 (B) 287 (C) 206 (D) 306

Correct Answer: (C) 206

In the human body, the longest bone is in the:

(A) Vertebral column (B) Femur (C) Rib cage (D) Ulna

Correct Answer: (B) Femur

The odontoid process is found in the vertebra:

(A) Atlas (B) Axis (C) Thoracic (D) Caudal

Correct Answer: (B) Axis

Which of the vertebrae provide attachment for abdominal muscles?

(A) Caudal vertebrae (B) Sacral vertebrae (C) Lumbar vertebrae (D) All of the above

Correct Answer: (C) Lumbar vertebrae

The main types of materials found in the skeleton of animals include the following except:

(A) Bone (B) Marrow (C) Chitin (D) Cartilage

Correct Answer: (B) Marrow

The main types of skeletons in animals include the following except:

(A) Hydrostatic skeleton (B) Hydroscopic (C) Endoskeleton (D) Exoskeleton

Correct Answer: (B) Hydroscopic

_____ holds the upper limbs or arms to the axial skeleton:

(A) Pectoral girdle (B) Scapula (C) Joint (D) Hind limbs

Correct Answer: (A) Pectoral girdle

Theory Questions

Describe the features of a typical vertebra

Name three bones each of the (a) fore-limb (b) hind limb.

Explain briefly the three (3) types of skeleton in animals

Define a joint. Give two examples each of (a) hinge joint (b) ball and socket joint

State three biological significance of skeleton in the life of living organisms