| Description | Size | Weight | Capacity |
|---|
| Adrenal gland | 5 cm high | 5 g | | | 3 cm across | | | | 1 cm thick | | | | Bladder | 12 cm in diameter | | 500 mL (when moderately full) | | Blood volume | | | ♂4–6 L | | | | ♀3–5 L | | Brain | | ♂1240–1680 g | | | | ♀1130–1570 g | | | Ear, external canal | 2.5 cm long (from concha) | | | | Esophagus | 23–25 cm | | | | Eye | 23.5 mm vertical diameter | | | | 24 mm anteroposterior diameter | | | | Fallopian tube | 10 cm | | | | Gallbladder | 7–10 cm long | | 30–50 mL | | 3 cm wide | | | | Heart | 12 × 8–9 × 6 cm | ♂280–340 g | | | | ♀230–280 g | | | Intestines—small | Variable | | | | 6–7 m long | | | | Intestines—large | 1.5 m long | | | | Intestines—vermiform appendix | 2–20 cm long, average 9 cm | | | | Intestines—rectum | 12 cm long | | | | Kidney | 11 cm long | ♂150 g | | | 6 cm broad | ♀135 g | | | 3 cm thick | | | | Larynx | ♂44 × 43 × 36 mm | | | | ♀36 × 41 × 26 mm | | | | Liver | | ♂1.4–1.8 kg | 6500 mL | | | ♀1.0–2.5 kg | | | Lung | | Right 625 g | | | | Left 565 g | | | Ovaries | 3 × 1.5 × 1 cm | 2–3.5 g | | | Pancreas | 15 cm long | ♂74–106 g | | | | ♀70–100 g | | | Parathyroid | 6 × 3–4 × 1–2 mm | 50 mg | | | Pharynx | 12.5 cm long | | | | Prostate | 2 × 4 × 3 cm | 8 g | | | Skeleton | | Average adult male, 4957 g | | | Skull | | Average (without teeth), 642 g | Variable ♂ 406 mL ♀ 207 mL | | Spinal cord | 42–45 cm long | 30 g | | | Spleen | 12 × 7 × 3–4 cm | 150 g | | | | 80–300 g | | | | Decreases with age | | | Stomach | Variable | | Variable | | 25 cm long | | 1500 mL | | 10 cm wide | | | | Testes | 4–5 × 2.5 × 3 cm | 10.5–14 g | | | Thoracic duct | 38–45 cm long | | | | Thymus | | Newborn, 10.9 g | | | | 10–15 yr, 29.5 g | | | | 20–25 yr, 18.6 g | | | Thyroid | Each lobe 5 × 3 × 2 cm | 30 g total | | | Trachea | 11 cm long | | | | 2–2.5 cm in diameter | | | | Ureter | 28–34 cm long | | | | Urethra | ♂17.5–20 cm long | | | | ♀4 cm long | | | | Uterus | 7.5 × 5.0 × 2.5 cm | 30–40 g (nonpregnant) | | | Vagina | Anterior wall length 7.5 cm | | | | Posterior wall length 9.0 cm | | |
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SOURCE: Adapted from Gray's Anatomy, ed 27. Lea & Febiger, Philadelphia, 1959; Gray's Anatomy, ed 37. Churchill Livingstone, London, 1987; Growth. Federation of American Societies for Experimental Biology, Washington, DC, 1962; Jand l, JH, Blood. Little, Brown and Co., Boston, 1987.