Nervous & Energy Systems Flashcards
1
Q
PNS Compromised of
A
- 12 cranial nerves
- 31 spinal nerves
2
Q
Efferent
A
Leads things away
3
Q
Afferent
A
Bring things towards (senses)
4
Q
ANS Compromised of
A
- Sympathetic (flight/fight)
- Parasympathetic (calming)
5
Q
Somatic NS
A
Sends info to CNS, skeletal muscle
6
Q
Reflex Pathway
A
- Senses
- Sensory nerves
- Intermediate nerve
- Motor nerve
- Efferent organ
7
Q
Types of Reflexes
A
- Stretch
- Postsynaptic
- Proprioceptor system
8
Q
Stretch
A
Single connection btwn primary afferent & motor neruons
9
Q
Postsynaptic
A
- Cross-extensor reflex: compensates w/opposing limb
- Withdrawal
10
Q
3 Energy Systems
A
- ATP-PC
- Glycolysis/Fermentation
- Cellular Respiration
11
Q
ATP-PC Process
A
- Uses stored ATP & phosphocreatine
- PC + ADP = ATP + creatine
12
Q
ATP PC Characteristics
A
- Lasts 10 to 15 secs
- No by product
13
Q
Glycolysis lasts
A
Couple mins, short term
14
Q
Cellular Respiration lasts
A
Long term
15
Q
Muscles Types
A
- Type 1
- Type 2A
- Type 2B
- Can changes types