1 Flashcards
What are the two proteins used to make muscles contract
- Myosin
2. Actin
What are the 3 main functions of the muscular system? Give examples
- Allow movement
- some movement is controlled, some movement is automatic
- Maintain body temperature
- when muscles contract, they release heat (shivering)
- Maintain posture
- Help us stand up straight
What is the term that means the Balance of conditions?
Homeostasis
What is voluntary, classification of a muscle
Muscle you can control
What is involuntary, classification of a muscle
Muscles that move automatically
Name the three types of muscles
- Skeletal muscle
- Smooth muscle
- Cardiac muscle
What are skeletal muscles
- muscles attached to the skeleton
- Made of long fibers that are grouped into bundles
- Voluntary
What are Smooth Muscles
- Found within the walls of organ and blood vessels
- Pushes materials like food and blood through your organs
- Involuntary
What are Cardiac Muscles
- Found only in the heart
- Makes your heart beat
- involuntary
- Makes your heart beat
Crucial chemical compound required to signal muscles
Acetylcholine
What was the women’s diagnosis in the vital signs article “A puzzling weakness leads to an unexpected diagnosis”
Her diagnosis was Myasthenia Gravis
How old was the patient in “A puzzling weakness leads to an unexpected diagnosis
The woman was 63
What were the woman’s symptoms
“A puzzling weakness leads to an unexpected diagnosis”
- She couldn’t keep her eyes open
- She had difficulty swallowing
- The women had fallen four times the day before
What are the shuttle signs of stroke
- Crooked smile
2 Slurred speech
How old was Anne
She was 35 years old