BIOL2401 – Fall 2025 Lecture Exam 3 Review – Part 1/2

Identify which of the following is NOT a function of the skeleton.

• Support for the body

• Production of hormones

• Protection of internal organs

• Facilitation of movement

The type of tissue the osseous tissue belongs to.

• Connective tissue

• Muscle tissue

• Nervous tissue

• Epithelial tissue

The type of bone a vertebra belongs to.

• Long bone

• Flat bone

• Irregular bone

• Short bone

The name of the bone cells before and after becoming enclosed in lacunae.

• Before: Osteoblasts; After: Osteocytes.

• Before: Osteoclasts; After: Chondrocytes.

• Before: Chondrocytes; After: Osteoblasts.

• Before: Osteocytes; After: Osteoclasts.

The precursor C.T. type that is replaced by bone in endochondral ossification is:

• Hyaline cartilage

• Elastic cartilage

• Fibrocartilage

• Dense connective tissue

Whether all ribs articulate with the sternum.

• True

• False

Whether maintaining the voice resonance is a function of the paranasal sinuses.

• True

• False

Whether the ischium is posterior to the pubis and inferior to the ilium.

• True

• False

The average number of bones in the adult skeleton.

• 206.

• 205.

• 210.

• 201.

Identify which of the following bones does NOT belong to the axial skeleton.

• Femur

• Sternum

• Vertebra

• Rib