Musco-Skeletal System Flashcards
How would you identify a smooth muscle?
Tapered cells,
Single, fusiformed
Uninucleate
(Wavy appearance & no striations)
How would you identify a skeletal muscle?
Single, long,
Multinucleate cells
(Obvious, long striations)
How would you identify a cardiac muscle?
Branching chains
Intercalated discs
Uni- or binucleate cells
What makes skeletal muscles appear striated?
The arrangement of actin & myosin fibres
What is the canaliculli?
A channel in the bone through which nutrients can flow
How would you identify a compact bone?
Concentric rings of tissue/cells
What are osteocytes?
Bone cells
What is the function of bone marrow?
It produces blood cells (& platelets)
How would you identify cartilage?
Mostly purple/blue
Chondrocytes in lacunae (spaces) in groups (1-4)
What are chondrocytes?
Cartilage cells
What is lacunae?
The open space in cartilage
Where is fibro cartilage found?
Intervertebral discs & pubic symphasis
Where is hyaline cartilage found?
At the ends of long bones
What is the function of cartilage?
It acts as a shock absorber to prevent friction
What is the function of cartilage?
It acts as a shock absorber to prevent friction
Name 3 properties of a ligament
Yellow, ☑️ elastic fibres ☑️
Connects bone to bone☑️
Name 3 properties of a tendon
White, ☑️ non-elastic fibres ☑️
Connects muscle to bone ☑️
How would you identify dense connective tissue?
Dense mass of parallel fibres
