Anatomy Quiz 1/29

Which cartilage is the strongest?

Fibrocartilage

Where is fibrocartilage found?

Intervertebral discs, meniscus, pubic symphysis

Which cartilage is found in the ear?

Elastic cartilage

Which cartilage type lacks a perichondrium?

Fibrocartilage

Why does cartilage heal slowly?

It is avascular (no blood supply)

What type of growth uses the perichondrium?

Appositional growth

What is the structural unit of compact bone?

Osteon (Haversian system)

What are the rings of matrix in bone called?

Lamellae

Where do osteocytes live?

Lacunae

What are the tiny channels connecting osteocytes?

Canaliculi

What runs through the central canal of bone?

Blood vessels and nerves

Why is blood considered connective tissue?

Cells suspended in a liquid ECM (plasma) and origin from mesenchyme

What is the liquid matrix of blood called?

Plasma

What does lymph mainly help with?

Immune function and fluid balance

Which muscle type is voluntary and striated?

Skeletal muscle

Which muscle has intercalated discs?

Cardiac muscle

Which muscle is spindle-shaped and non-striated?

Smooth muscle

Which muscle type can regenerate a little?

Smooth muscle

What part of the neuron receives signals?

Dendrites

What part of the neuron sends signals?

Axon

What are the support cells of nervous tissue called?

Neuroglia (glial cells)

What is replacement with scar tissue called?

Fibrosis

What is replacement with the same functional tissue called?

Regeneration

What is granulation tissue?

New connective tissue and capillaries formed during wound healing

What vitamin is crucial for collagen production during healing?

Vitamin C