OnlineMedEd Shared "General Physiology - Cytoskeleton" - 5 Picmonics
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General Physiology - Cytoskeleton
Metaphase
- Characteristics
- Microtubules Extend from Centrioles' Spindles
- Centromere
- Kinetochore
- Meiosis I Tetrads Aligned at Metaphase Plate
- Meiosis II Sister Chromatids Aligned at Metaphase Plate
- Mitosis Sister Chromatids Aligned at Metaphase Plate
57 secs
Vincristine (Oncovin)
- Mechanism
- Vinca Alkaloid
- Inhibits Microtubules
- Indications
- Leukemias
- Lymphomas
- Side Effects
- Peripheral Neuropathy
- Paralytic Ileus
- Considerations
- Vesicant
2 mins
Skeletal Muscle Contraction Action
- Characteristics
- Calcium Binds Troponin
- Active Site Exposed
- Many Mitochondria Produce ATP
- Myosin Head Binds
- Power Stroke
- Myosin Head Releases Active Site
- ATP Consumed
1 min
Skeletal Muscle Contraction Initiation
- Somatic Motor Neuron Releases Acetylcholine
- Acetylcholine Causes Sodium Influx
- Cell Reaches All-or-Nothing Threshold
- Voltage-Gated Calcium Channels Undergo Conformational Change
- Sarcoplasmic Reticulum Causes Calcium Flood
- Calcium Flood Enters Myofibrils
1 min
Hereditary Spherocytosis Disease
- Northern Europeans
- Mechanisms
- Autosomal Dominant
- Spectrin/Ankyrin Deficiency
- Spherocyte Formation
- Hemolytic Anemia
- Symptoms
- Bilirubin Gallstones
- Jaundice
- Splenomegaly
3 mins
