Exam (elaborations)
NR 602 Midterm Tanner stages Boys questions and answers.
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NR 602 Midterm Tanner stages Boys questions and answers.
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NR 602 Midterm Tanner stagesBoys questions and answers
Height at basal rate: 5-6 cm/yr
Testes • Smaller than 4 ml or long axis <2.5 cm
Pubic Hair • No coarse, pigmented hair
Penis Stage • No growth
Tanner 1 (Prepubertal)
• Height at basal rate: 5-6 cm/yr
Testes
• Size 4 ml or long axis 2.5 - 3.2 cm
• Age 11.5 yrs. (age 9.5 - 13.5 yrs.)
Pubic Hair
• Minimal coarse, pigmented hair at base of penis
• Age 12.0 yrs. (age 9.9 - 14.0 yrs.)
Penis Stage
• Earliest length & width
• Age 11.5 yrs. (age 10.5-14.5 yrs.)
Tanner 2
• Height at accelerated rate: 7-8 cm/yr
Testes
• Size 12 ml or long axis 3.6 cm
• Age 14.0 yrs. (11.5-16.5 yrs.)
Pubic Hair
• Coarse, dark curly hair spread over the pubis
• Age 13.1 yrs. (11.2-15.0 yrs.)
Penis Stage
• Increased length & width
• Age 12.4 yrs. (10.1-14.6 yrs.)
Other Changes
• Gynecomastia may occur (age 13.2 yrs.)
• Voice breaks (age 13.5 yrs.)
• Axillary hair (age 14.0 yrs.)
• Acne Vulgaris (age 14.3 yrs.)
• Body Odor
• Muscle mass
Tanner 3 (Adrenarche)
• Height at peak rate: 10 cm/yr (age 13.8)
Pubic Hair
• Hair of adult quality
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