1. DO NOW WORK
Explain in terms of homeostasis why exercise results in increased respiration and heart rates.
Are these examples of positive and negative feedback mechanisms?
How do you know?

2. Thought of the Day:
Q: Why don’t skeletons get in fights?

3. Thought of the Day:
Q: Why don’t skeletons get in fights?
A: Because they don’t have the guts!

4. Figure 1.7 Regional terms used to designate specific body areas.
Cephalic
Cephalic
Frontal
Otic
Orbital
Occipital (back
of head)
Nasal
Oral
Upper limb
Mental
Acromial
Cervical
Cervical
Brachial (arm)
Thoracic
Antecubital
Sternal
Olecranal
Back (dorsal)
Axillary
Antebrachial
(forearm)
Scapular
Mammary
Carpal (wrist)
Vertebral
Abdominal
Umbilical
Lumbar
Manus (hand)
Pelvic
Pollex
Sacral
Inguinal
(groin)
Metacarpal
Palmar
Gluteal
Digital
Perineal (between
anus and external
genitalia)
Lower limb
Coxal (hip)
Pubic
(genital)
Femoral (thigh)
Patellar
Popliteal
Crural (leg)
Sural (calf)
Fibular or peroneal
Pedal (foot)
Thorax
Tarsal (ankle)
Abdomen
Calcaneal
Back (Dorsum)
Metatarsal
Digital
Plantar
Hallux
(a) Anterior/Ventral
(b) Posterior/Dorsal

5. Figure 1.7a Regional terms used to designate specific body areas.
Cephalic
Upper limb
Frontal
Acromial
Orbital
Brachial (arm)
Nasal
Antecubital
Oral
Antebrachial
(forearm)
Mental
Cervical
Carpal (wrist)
Manus (hand)
Thoracic
Palmar
Axillary
Pollex
Mammary
Digital
Sternal
Abdominal
Lower limb
Umbilical
Coxal (hip)
Pelvic
Femoral (thigh)
Inguinal
(groin)
Patellar
Crural (leg)
Pubic
(genital)
Fibular or peroneal
Pedal (foot)
Tarsal (ankle)
Thorax
Metatarsal
Abdomen
Digital
Back (Dorsum)
Hallux
(a) Anterior/Ventral

6. Figure 1.7b Regional terms used to designate specific body areas.
Upper limb
Cephalic
Acromial
Otic
Brachial (arm)
Occipital (back
of head)
Olecranal
Antebrachial
(forearm)
Cervical
Back (dorsal)
Manus (hand)
Scapular
Metacarpal
Vertebral
Digital
Lumbar
Lower limb
Sacral
Femoral (thigh)
Gluteal
Popliteal
Perineal (between
anus and external
genitalia)
Sural (calf)
Fibular or peroneal
Pedal (foot)
Thorax
Abdomen
Back (Dorsum)
Calcaneal
Plantar
(b) Posterior/Dorsal

7. Median (midsagittal) plane
Figure 1.8 Planes of the body with corresponding magnetic resonance imaging (MRI) scans.
Frontal plane
Median (midsagittal) plane
Transverse plane
(a) Frontal section
(through torso)
(b) Transverse section
(through torso,
inferior view)
(c) Median section
(midsagittal)
Pancreas
Aorta
Spleen
Left and
right lungs
Liver
Heart
Spleen
Liver
Spinal cord
Rectum
Intestines
Body wall
Stomach
Arm
Vertebral
column
Subcutaneous fat layer

8. (a) Frontal section (through torso) Left and right lungs Frontal plane
Figure 1.8a Planes of the body with corresponding magnetic resonance imaging (MRI) scans.
(a) Frontal section
(through torso)
Left and right lungs
Frontal
plane
Liver
Heart
Spleen
Stomach
Arm

9. (b) Transverse section (through torso, inferior view) Transverse plane
Figure 1.8b Planes of the body with corresponding magnetic resonance imaging (MRI) scans.
(b) Transverse section
(through torso, inferior
view)
Transverse
plane
Liver
Aorta
Pancreas
Spinal cord
Spleen
Subcutaneous fat layer
Body wall

10. (c) Median section (midsagittal) Median (midsagittal) plane Intestines
Figure 1.8c Planes of the body with corresponding magnetic resonance imaging (MRI) scans.
(c) Median section
(midsagittal)
Median
(midsagittal)
plane
Intestines
Rectum
Vertebral column

11. Figure 1.9 Dorsal and ventral body cavities and their subdivisions.
Cranial
cavity
Cranial
cavity
(contains
brain)
Dorsal body cavity
Ventral body cavity
Vertebral
cavity
Superior
mediastinum
Dorsal
body
cavity
Thoracic
cavity
(contains
heart and
lungs)
Pleural
cavity
Pericardial
cavity within
the mediastinum
Vertebral
cavity
(contains
spinal
cord)
Ventral body
cavity
(thoracic and
abdominopelvic
cavities)
Diaphragm
Abdominal cavity
(contains digestive
viscera)
Abdomino-
pelvic
cavity
Pelvic cavity
(contains urinary
bladder, reproductive
organs, and rectum)
(a) Lateral view
(b) Anterior view

12. Figure 1.9a Dorsal and ventral body cavities and their subdivisions.
Cranial cavity
(contains brain)
Dorsal
body
cavity
Thoracic cavity
(contains heart
and lungs)
Vertebral cavity
(contains spinal
cord)
Diaphragm
Abdominal cavity
(contains digestive
viscera)
Pelvic cavity
(contains urinary
bladder, reproductive
organs, and rectum)
Dorsal body cavity
Ventral body cavity
(a) Lateral view

13. Figure 1.9b Dorsal and ventral body cavities and their subdivisions.
Cranial
cavity
Dorsal body cavity
Ventral body cavity
Vertebral
cavity
Superior
mediastinum
Thoracic
cavity
(contains
heart and
lungs)
Pleural
cavity
Pericardial
cavity within the
mediastinum
Ventral body
cavity
(thoracic and
abdominopelvic
cavities)
Diaphragm
Abdominal cavity
(contains digestive
viscera)
Abdomino-
pelvic
cavity
Pelvic cavity
(contains urinary
bladder, reproductive
organs, and rectum)
(b) Anterior view

14. Figure 1.10 Serous membrane relationships.
Outer balloon wall
(comparable to parietal serosa)
Air (comparable to serous cavity)
Inner balloon wall
(comparable to visceral serosa)
A fist thrust into a flaccid balloon demonstrates the relationship between the parietal and visceral serous membrane layers.
Heart
Parietal
pericardium
Pericardial
space with
serous fluid
Visceral
pericardium
(b) The serosae associated with the heart.

15. Figure 1.11 The four abdominopelvic quadrants.
Right upper
quadrant
(RUQ)
Left upper
quadrant
(LUQ)
Right lower
quadrant
(RLQ)
Left lower
quadrant
(LLQ)

16. Figure 1.12 The nine abdominopelvic regions.
Liver
Diaphragm
Right
hypochondriac
region
Left
hypochondriac
region
Epigastric
region
Gallbladder
Stomach
Transverse colon
of large intestine
Right
lumbar
region
Left
lumbar
region
Ascending colon of
large intestine
Umbilical
region
Small intestine
Descending colon
of large intestine
Cecum
Right iliac
(inguinal)
region
Hypogastric
(pubic)
region
Left iliac
(inguinal)
region
Initial part of
sigmoid colon
Appendix
Urinary bladder
(a) Nine regions delineated by four planes
(b) Anterior view of the nine regions showing the superficial organs

17. Figure 1.12a The nine abdominopelvic regions.
Right
hypochondriac
region
Left
hypochondriac
region
Epigastric
region
Right
lumbar
region
Left
lumbar
region
Umbilical
region
Right iliac
(inguinal)
region
Hypogastric
(pubic)
region
Left iliac
(inguinal)
region
(a) Nine regions delineated by four planes

18. Figure 1.12b The nine abdominopelvic regions.
Diaphragm
Liver
Stomach
Gallbladder
Transverse colon
of large intestine
Ascending colon
of large intestine
Descending colon
of large intestine
Small intestine
Initial part of
sigmoid colon
Cecum
Appendix
Urinary bladder
(b) Anterior view of the nine regions showing the superficial organs

19. Table 1.1 Orientation and Directional Terms (1 of 3)

20. Table 1.1 Orientation and Directional Terms (2 of 3)

21. Table 1.1 Orientation and Directional Terms (3 of 3)

22. A Closer Look 1.1a Medical Imaging: Illuminating the Body.
Right
Left
Liver
Vertebra
Pancreas
Left kidney
Spleen
(a) A CT scan through the superior abdomen.

23. A Closer Look 1.1b Medical Imaging: Illuminating the Body.
Narrowing
of the artery
Artery
supplying
heart
(b) A DSA image of the arteries that supply the heart.

24. A Closer Look 1.1c Medical Imaging Illuminating the Body