Intro Flashcards

1
Q

Positive feedback loop

A

Completes a dangerous process quickly to reestablish homeostasis
Example: blood clotting

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2
Q

Positive feedback

A

Initial signal provides a response that amplifies the original changes in conditions

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3
Q

Negative feedback

A

Response of the effector negates the stimulus

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4
Q

Distal

A

Away from the point of attachment

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5
Q

Proximal

A

Near the point of attachment to the trunks

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6
Q

Posterior

A

The back surface

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7
Q

Anterior

A

The front surface

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8
Q

C____
⬇️
C___

A

Cranial

Caudal

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9
Q

Homeostatic regulation

A

Adjustment of physiological systems to preserve homeostasis

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10
Q

Organism

A

Coordinates and integrates the functions of the organ system to maintain homeostasis

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11
Q

Homeostasis

A

Maintenance of a constant optimal internal environment

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12
Q

Physiology and types of physiology

A
Study of functions of the body
Types:
Cells
Organs
Systemic
Pathological
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13
Q

Autoregulation

A

Automatic response in a cell, tissue, or organ to an environmental change

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14
Q

Medial

A

Toward the midline

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15
Q

Extrinsic regulation

A

The response controlled by the nervous system and the endocrine system

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16
Q

Anatomical position

A

Standing up with palms facing forward. I.e the reference point

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17
Q

Organelles

A

Specialized subunits within a cell that has a specific function

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18
Q

Molecules

A

2 or more atoms combined by a chemical bond

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19
Q

Atoms

A

The smallest part of an element that can’t be broken down by ordinary chemical reactions

20
Q

Levels of organization

A
Chemical
Cellular
Tissue
Organ
Organ system
Organism
21
Q

Gross anatomy

A
Study of body parts visible to the naked eye
Surface anatomy
Regional anatomy
Systemic anatomy
Developmental anatomy
22
Q

Anatomy and types of anatomy

A

Study of the structure. How it looks
Gross anatomy
Microscopic anatomy

23
Q

Functions of cavities

A

Protect organs from shock or impact

Permit significant change in size and shape of internal organs

24
Q

Microscopic anatomy and types

A

Study of structures we can’t see without a microscope
Cytology
Histology

25
Tissue
Groups of cells that have a similar structure and act together to perform a specific function
26
Organ
Formed by two or more different tissues combining together to perform a specific function
27
Frontal plane
Divides body into anterior and posterior
28
Midsagittal
Divides the body exactly down the middle
29
Dorsal (posterior) cavity
Cranial and spinal
30
Dynamic equilibrium
Continual adaptation
31
Homeostatic regulatory mechanism
Receptor Control center Effector
32
Peritoneal Cavity and types
Chamber within the abdomiopelvic cavity •Parietal peritoneum: likes body wall •visceral pertoneum: covers the organs
33
Organ system
Several organs working together to perform a specific function
34
Viscera
Internal organs that are enclosed by cavities
35
Abdonminopelvic cavity
``` -lined by pertineal cavity •Abdominal Cavity: -superior time pelvic -diaphragm to pelvic top -most is digestive organs ``` •Pelvic Cavity - inferior to abdominal cavity - medial to pelvic bone - reproductive organs, bladder, and rectum
36
Thoracic Cavity
Surrounded by chest wall and diaphragm •right pleural: -right lung •mediastinum: - trachea, esophagus, major blood vessels - holds the Pericardial cavity: holds the heart •left pleural: -left lung
37
Serous membrane and types
Lines body cavities and covers organs •parietal: likes cavities •visceral: covers organs
38
Types of tissues
Epithelial Connective Muscular Nervous
39
S_____ ⬇️ I_____
Superior | Inferior
40
Deep
Toward the interior of the body
41
Sectional anatomy
Study of the body in sectional planes
42
Cells
The smallest living unit in the body composed of organic and inorganic molecules
43
Superficial anatomy
Structures on our near the body surface | Breaks down into anatomical and regional landmarks
44
Ventral body cavities
Thoracic and abdominopelvic | Divides by the diaphragm
45
Sagittal
Divides the body from left to right
46
Transverse plane
Divides the body into superior and inferior
47
Types of organ systems
``` Integumentary Nervous system Muscular Skeletal Endocrine Cardiovascular Lymphatic Urinary Respiratory Digestive Reproductive ```