$$206 = 80 \text{ (axial)} + 126 \text{ (appendicular)}$$

Question 1

Which of the following bones is NOT part of the axial skeleton?

Accepted Answer

Femur

Question 2

The human skeleton is divided into two major parts. Which bones are included in the appendicular skeleton?

Accepted Answer

Upper and lower limbs, pectoral and pelvic girdles

Question 3

Which bone forms the posterior aspect of the skull and contains the foramen magnum?

Accepted Answer

Occipital bone

Question 4

What is the function of the cribriform plate of the ethmoid bone?

Accepted Answer

Transmits olfactory nerves

Question 5

Which of the following is TRUE about the mandible?

Accepted Answer

It is the only movable bone of the skull

Question 6

A patient presents with an injury to the zygomatic bone. Which function might be affected?

Accepted Answer

Cheek structure and inferolateral margin of the orbit

Question 7

Which cranial bone is described as a 'keystone' bone because it articulates with all other cranial bones?

Accepted Answer

Sphenoid bone

Question 8

The lambdoid suture connects which bones?

Accepted Answer

Occipital bone and two parietal bones

Question 9

Which bone does NOT contribute to the formation of the nasal septum?

Accepted Answer

Zygomatic bone

Question 10

A forensic anthropologist finds a bone with a prominent external occipital protuberance. What can be inferred?

Accepted Answer

It is likely an occipital bone, possibly from a male

Question 11

Which of the following bones contains the hypophyseal fossa (sella turcica), which houses the pituitary gland?

Accepted Answer

Sphenoid bone

Question 12

If the maxillary sinuses are infected, which bone is primarily affected?

Accepted Answer

Maxilla

Question 13

Which bone is the only bone in the body that does NOT articulate with any other bone?

Accepted Answer

Hyoid bone

Question 14

A patient has difficulty swallowing and speaking. Which bone might be involved?

Accepted Answer

Hyoid bone

Question 15

Which of the following is a function of the paranasal sinuses?

Accepted Answer

Lighten the skull and enhance resonance of voice

Question 16

Which equation best represents the total number of bones in the adult human skeleton?

Accepted Answer

$$206 = 80 	ext{ (axial)} + 126 	ext{ (appendicular)}$$

Question 17

Which of the following bones is paired in the adult human skull?

Accepted Answer

Parietal bone

Question 18

A patient suffers a fracture at the mandibular condyle. Which function is most likely impaired?

Accepted Answer

Movement of the jaw at the temporomandibular joint

Question 19

Which bone forms the anterior part of the hard palate?

Accepted Answer

Maxilla

Question 20

Which of the following is a correct description of the function of the cranial fossae?

Accepted Answer

They accommodate different regions of the brain

The Human Skeleton: Structure and Organization

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